1) copper reagent
铜试剂
1.
The rare earth cerium content in steel is determined by spectrophotometric method with a 650nm wave,using copper reagent in solution to isolate interrelated elements,then,at pH≈3,and adding arsenazoⅢto develop blue complex compound with cerium.
用铜试剂沉淀分离干扰元素,在pH≈3的弱酸性环境,加偶氮胂Ⅲ与稀土铈络合生成蓝紫色络合物,于波长650nm处直接对钢中的稀土铈进行光度法测定。
2.
In the solution of pH 8, Cu 2+ reacted with copper reagent and a brown complex was formed.
介绍在 p H8左右溶液中 ,Cu2 +与铜试剂反应生成棕黄色络合物 ,经异戊醇萃取 ,用分光光度法测定铜含量的方法。
3.
Light sensitive group was introduced into PVC molecular chains by PVC grafted by diethyldithiocarbanate(copper reagent).
通过接枝二乙基二硫代氨基甲酸钠 (铜试剂 ) ,在PVC分子链上引入光敏基团 ,从而在紫外光照射下 ,PVC分子间可发生交联反应形成交联产物 。
2) sodium diethyldithiocarbamate
铜试剂
1.
A method using sodium diethyldithiocarbamate trihydrate (DDTC) as chromogenic agent for determinating micro-amounts of copper in tea was developed by spectrophotometry in aqueous solution.
研究了以二乙基二硫代氨基甲酸钠(铜试剂,DDTC)为显色剂水相比色测定茶叶中铜含量的方法。
2.
he disturbing elements are dispelled in the extracting gold agent of bromination with sodium diethyldithiocarbamate.
用铜试剂（二乙氨基二硫代甲酸钠）消除溴化法提金液中的干扰元素，用碘量法可快速准确地监控澳化法提金过程中溴的变化。
3.
0 ammoniacal buffers medium and the presence of Tritox X-100,a new spectrophotometry method for the determination of copper with sodium diethyldithiocarbamate in water solution was introduced.
0的氨性缓冲介质中,Cu(Ⅱ)与铜试剂显色,水相测定铜的方法。
3) DDTC
铜试剂
1.
Determination of Trace Cu(Ⅱ) in Water Samples with DDTC Resin-phase Spectrophotometry;
铜试剂显色树脂相分光光度法测定水中痕量Cu(Ⅱ)
2.
SIMULTANEOUS DETERMINATION OF COPPER AND NICKEL WITH DDTC SPECTROPHOTOMETRY IN THE PRESENCE OF TRITON X-100;
非离子表面活性剂Triton X—100存在下铜试剂光度法同时测定微量铜和镍
3.
SPECTROPHOTOMETRIC DETERMINATION OF MICROAMOUNTS OF COPPER IN WATER WITH COPPER-DDTC-TWEEN-80-OP SYSTEM AFTER ITS CONCENTRATTION ON SULFHYDRYLC COTTON;
巯基棉富集分离铜试剂─吐温─80—OP水相光度法测定水中微量铜
4) cupron
['kʌprɔn]
铜试剂
1.
The chromogenic reaction of cupron with copper(Ⅱ) in the presence of nonionic surfactant polyethylene glycol octylphenyl ether was thoroughly studied.
在非离子表面活性剂聚乙二醇辛基苯醚存在下研究了铜（Ⅱ）与铜试剂的配位显色反应性能，结果表明，在试验条件下铜含量在０～４０μｇ范围内服从比耳定律，其表观摩尔吸光系数ε４６０为２。
5) Copper sodium diethyldithiocarbamate
铜试剂亚铜
6) Neocuproine
新铜试剂
1.
Study on FAAS Indirect Determination of Total Boron in the Soil of Orange Plantation by Extraction with Neocuproine-Cu(Ⅰ)-BF_4~- Ionic Association System;
新铜试剂-铜(Ⅰ)-四氟合硼离子缔合萃取-火焰原子吸收光谱法间接测定柑桔园土壤中全硼
2.
The Voltammetric Behavior of La(Ⅲ) Across the Water/Nitrobenzene Interface by Neocuproine;
新铜试剂推动稀土离子La(Ⅲ)在液/液界面迁移的伏安行为研究
补充资料：铜试剂
分子式：C14H13NO2
分子量：227.25
CAS号：441-38-3
性质：白色结晶粉末。熔点151-152℃。易溶于乙醇及氢氧化铵溶液，微溶于水。遇光则由白色变黑。
制备方法：由苯偶姻与羟胺作用而得。
用途：用于检验和测定铜、钼和钨，也用作萃取钽、钒、钨等的螯合剂。
分子量：227.25
CAS号：441-38-3
性质：白色结晶粉末。熔点151-152℃。易溶于乙醇及氢氧化铵溶液，微溶于水。遇光则由白色变黑。
制备方法：由苯偶姻与羟胺作用而得。
用途：用于检验和测定铜、钼和钨，也用作萃取钽、钒、钨等的螯合剂。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条